MERCY CLINIC CHILDREN'S SURGERY, LLC
NPI 1649349804
Surgery - Pediatric Surgery in St. Louis, MO
About Mercy Clinic Children's Surgery, Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MERCY CLINIC CHILDREN'S SURGERY, LLC (NPI 1649349804), doing business as Mercy Children's Surgery Associates, is a healthcare organization registered as a pediatric surgery in St. Louis, Missouri and active in the NPI registry since November 2006. The organization lists Kerry Dunger, Executive Director - Finance, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mercy Clinic Children's Surgery, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
11Medicare enrollment records show 11 clinicians reassign Medicare billing to Mercy Clinic Children's Surgery, LLC, which bills Medicare for the services they deliver. Of these, 5 practice at this address and 10 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 3
Clinicians, nearest first (11)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mercy Clinic Children's Surgery, LLC's NPI number?
The NPI number for Mercy Clinic Children's Surgery, LLC is 1649349804. It was assigned to this organization in the NPPES registry on November 6, 2006. The provider was formerly known as Mercy Children's Surgery Associates.
Where is Mercy Clinic Children's Surgery, LLC located?
Mercy Clinic Children's Surgery, LLC is located at 621 S. New Ballas Road Suite 6018-B, St. Louis, MO 63141. The listed phone number is (314) 251-5940.
What is Mercy Clinic Children's Surgery, LLC's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Pediatric Surgery, with taxonomy code 2086S0120X.
Is Mercy Clinic Children's Surgery, LLC enrolled in Medicare?
Yes. Mercy Clinic Children's Surgery, LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Mercy Clinic Children's Surgery, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 3 Medicare specialties reassign their Medicare billing to Mercy Clinic Children's Surgery, LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are General Surgery (4), Orthopedic Surgery (4) and Nurse Practitioner (3). Of these, 5 practice at this address and 10 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Mercy Clinic Children's Surgery, LLC accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 2 other insurers list Mercy Clinic Children's Surgery, LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mercy Clinic Children's Surgery, LLC was last updated on April 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mercy Clinic Children's Surgery, Llc · NPI 1649349804
Pediatric Surgery organization in St. Louis, Missouri. Organization record, active in the CMS NPPES registry since November 6, 2006.
## Identity
- **NPI:** 1649349804 (Entity type: Organization)
- **Enumerated:** November 6, 2006
- **Primary specialty:** Surgery - Pediatric Surgery · taxonomy 2086S0120X
- **Also known as:** Mercy Children's Surgery Associates (Former Legal Business Name)
- **Organization subpart:** Yes (part of Mercy Clinic East Communities)
- **Authorized official:** Kerry Dunger, EXECUTIVE DIRECTOR - FINANCE
## Practice location
- **Address:** 621 S. NEW BALLAS ROAD, SUITE 6018-B, St. Louis, MO 63141-8274
- **Phone:** (314) 251-5940 · **Fax:** (314) 251-5813
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 11 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: General Surgery (4), Orthopedic Surgery (4), Nurse Practitioner (3); 5 practice at this address and 10 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 25, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1649349804) · Data from the CMS NPPES public registry.